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Inventor
GRUENHAG HELMUT
DE
2 patents
Patents
2 patents
US6503424B2
Jan 7, 2003
Multicolored patterned floor covering and method for manufacture
FREUDENBERG CARL FA
5 citations
69
US6221462B1
Apr 24, 2001
Multicolored patterned floor covering and method for manufacture
FREUDENBERG CARL FA
10 citations
69